<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            padding: 0;
            margin: 0;
            box-sizing: border-box;
        }

        body {
            width: 100vw;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            background-color: #000;
        }

        #loader {
            position: relative;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: linear-gradient(45deg, transparent, transparent 40%, #e5f403);
            animation: animate 1s linear infinite;
        }

        @keyframes animate {
            0% {
                /*hue-rotate()函数实现颜色旋转 */
                transform: rotate(0deg);
                filter: hue-rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
                filter: hue-rotate(360deg);
            }
        }

        /* 遮挡中间 */
        #loader::before {
            content: '';
            position: absolute;
            top: 6px;
            left: 6px;
            right: 6px;
            bottom: 6px;
            background-color: #000;
            border-radius: 50%;
            z-index: 100;
        }

        /* 添加光晕 */
        #loader::after {
            content: '';
            position: absolute;
            top: 0px;
            left: 0px;
            right: 0px;
            bottom: 0px;
            background: linear-gradient(45deg, transparent, transparent 40%, #e5f403);
            background-color: #000;
            border-radius: 50%;
            z-index: 1;
            filter: blur(30px);
        }
    </style>
</head>

<body>
    <div id="loader"></div>
</body>

</html>